<svg width="24" height="24" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none"><g><path fill="transparent" d="M21 3H3V21L21 21V3Z"/><path stroke="currentColor" d="M21 3H3V21L21 21V3Z" stroke-linecap="square" stroke-width="2"/><path stroke="currentColor" d="M17 8.5L7 8.5M7 12.5L13 12.5" stroke-linecap="square" stroke-width="2"/></g></svg>